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Puzzles (3 cohencoins award for each match):

Puzzle IahkQ: 999999999

GM Eitan1 (1170) +1
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/svGZEC1r"] [Date "2026.10.23"] [White "Eli4"] [Black "Eitan1"] [Result "0-1"] [UTCDate "2026.10.23"] [UTCTime "23:40:14"] [WhiteElo "759"] [BlackElo "1170"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+1"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. e3 { D00 Queen's Pawn Game } e5? { (0.16 → 1.49) Mistake. e6 was best. } (2... e6 3. c4 Nf6 4. Nf3 Be7 5. b3 b6 6. Bb2 Bb7 7. Nc3 O-O 8. Rc1 dxc4 9. Bxc4) 3. dxe5 f6?! { (1.57 → 2.19) Inaccuracy. Nc6 was best. } (3... Nc6 4. Nc3) 4. exf6?! { (2.19 → 1.36) Inaccuracy. c4 was best. } (4. c4 Be6 5. cxd5 Qxd5 6. Qxd5 Bxd5 7. Nc3 Be6 8. Nb5 Na6 9. Nf3 fxe5 10. Nxe5 Bb4+) 4... Qxf6? { (1.36 → 2.60) Mistake. Nxf6 was best. } (4... Nxf6 5. Nf3) 5. Nc3 Bc5?? { (2.49 → 6.99) Blunder. Bb4 was best. } (5... Bb4 6. Bd2) 6. Nxd5 Qf5 7. Bb5+ c6 8. Bxc6+?? { (8.69 → -0.75) Blunder. Nc7+ was best. } (8. Nc7+ Ke7 9. Bd3 Qg5 10. Nf3 Qh5 11. Nxa8 Nf6 12. Nd4 Qxd1+ 13. Kxd1 Rd8 14. Re1 Bd6) 8... bxc6?? { (-0.75 → 2.98) Blunder. Nxc6 was best. } (8... Nxc6 9. Nc7+) 9. Nc7+ Ke7 10. e4?? { (3.10 → Mate in 1) Checkmate is now unavoidable. Nxa8 was best. } (10. Nxa8) 10... Qxf2# { Black wins by checkmate. } 0-1
RapidOverall
101010101010101010011010101010½½10101010
18½1½
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